package com.leyou.user.web;

import com.leyou.common.exceptions.LyException;
import com.leyou.user.dto.UserDto;
import com.leyou.user.entity.User;
import com.leyou.user.service.IUserService;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;
import java.util.stream.Collectors;

/**
 * 处理请求和响应的方法
 *
 * @version V1.0
 * @package com.leyou.user.web
 * @description:
 * @author: pc
 * @date: 2019/7/9 16:39
 */

@RestController
public class UserController {
    @Autowired
    private IUserService userService;

    /**
     * 校验数据是否可用
     * @param data
     * @param type
     * @return
     */
    @GetMapping("/check/{data}/{type}")
    @ApiOperation(value = "校验用户名数据是否可用，如果不存在则可用")
    @ApiResponses({
            @ApiResponse(code = 200, message = "校验结果有效，true或false代表可用或不可用"),
            @ApiResponse(code = 400, message = "请求参数有误，比如type不是指定值")
    })
    public ResponseEntity<Boolean> checkUserData(
            @ApiParam(value = "要校验的数据", example = "lisi") @PathVariable("data") String data,
            @ApiParam(value = "数据类型，1：用户名，2：手机号", example = "1") @PathVariable(value = "type") Integer type) {
        return ResponseEntity.ok(userService.checkData(data, type));
    }

    /**
     * 发送短信验证码
     * @return
     */
    @PostMapping("/code")
    public ResponseEntity<Void> sendverifyCode(@RequestParam("phone") String phone){
        userService.sendverifyCode(phone);
        return ResponseEntity.status(HttpStatus.NO_CONTENT).build();
    }

    /**
     * 用户的注册
     * */
    @PostMapping("/register")
    public ResponseEntity<Void> userRegister(@Valid User user, BindingResult result, @RequestParam("code") String code) {
        //用户数据的校验
        if (result.hasErrors()) {
            String msg = result.getFieldErrors().stream().map(FieldError::getDefaultMessage)
                    .collect(Collectors.joining("|"));
            throw new LyException(400, msg);
        }

        userService.userRegister(user,code);
        return ResponseEntity.status(HttpStatus.CREATED).build();
    }

    /**
     * 查询用户
     * */
    @GetMapping("/query")
    public ResponseEntity<UserDto> queryUserByUserNameAndPassword(
            @RequestParam("username")String username,
            @RequestParam("password")String password,
            HttpServletRequest request
    ) {
       UserDto result = userService.queryUserByUserNameAndPassword(username,password);
       return ResponseEntity.ok(result);
    }
}
